TM 55-1520-240-23-9
11-53
RIG FORWARD UPPER BELLCRANKS
(Continued)
11-53
12.
Working from forward right work platform, check
bolt (25) of right aft bellcrank (26). Measure and
record distance between center of bolt and aft
surface (26.1) at sta. 120. Distance must be
between 6.94 to 7.06 inches. If within limit, go
to step 20. If not, perform steps 13 thru 19, then
go to step 20.
13.
Remove cotter pin (27), nut (28), two washers
(29 and 30), and bolt (31) from bellcrank (26).
Disconnect link (32) from bellcrank.
14.
Loosen nut (33) of link (32). Turn rod end (34)
clockwise to move bolt (25) forward.
NOTE
One half turn of rod end moves bolt
about 0.02 inch.
15.
Position link (32) in bellcrank (26). Install bolt
(31), two washers (30 and 29), and nut (28).
Tighten nut.
16.
Repeat step 12. If distance is same, go to step
17. If not, repeat steps 13 thru 16.
17.
Torque nut (33) of link (32) to 103 inch-pounds.
18.
Torque nut (28) to 60 to 90 inch-pounds. Install
cotter pin (27).
19.
Check bolt (31). Bolt shall not rotate with torque
less than 10 inch-pounds. There shall be no
axial looseness. If bolt rotates or is loose, add
washer under nut and repeat step 18.
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